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Quantitative Aptitude
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Algebra
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Exponentials and Logarithms
>
Logarithm
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EASY
Earn 100
The value of
log
2
is
0
.
3010
, then the number of digits in
5
25
is:
(a)
6
(b)
8
(c)
10
(d)
18
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answered this correctly
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Important Questions on Exponentials and Logarithms
EASY
Quantitative Aptitude
>
Algebra
>
Exponentials and Logarithms
>
Logarithm
If
log
10
x
+
log
10
x
2
=
2
log
10
x
+
1
, then what is the value of
x
?
MEDIUM
Quantitative Aptitude
>
Algebra
>
Exponentials and Logarithms
>
Logarithm
If
log
10
2
=
0
.
3010
and
log
10
3
=
0
.
4771
, then the value of
log
100
(
0
.
72
)
is equal to:
MEDIUM
Quantitative Aptitude
>
Algebra
>
Exponentials and Logarithms
>
Logarithm
How many digits are there in
(
54
)
10
?
Given
that
log
10
2
=
0
.
301
a
n
d
log
10
3
=
0
.
477
EASY
Quantitative Aptitude
>
Algebra
>
Exponentials and Logarithms
>
Logarithm
If
5
x
-
3
=
8
, then what is
x
equal to?
MEDIUM
Quantitative Aptitude
>
Algebra
>
Exponentials and Logarithms
>
Logarithm
If
log
5
log
8
x
2
-
1
=
0
, then a possible value of
x
is
EASY
Quantitative Aptitude
>
Algebra
>
Exponentials and Logarithms
>
Logarithm
What is
log
10
31
.
25
equal to?
EASY
Quantitative Aptitude
>
Algebra
>
Exponentials and Logarithms
>
Logarithm
If
5
x
-
1
=
2
.
5
log
10
5
, then what is the value of
x
?
EASY
Quantitative Aptitude
>
Algebra
>
Exponentials and Logarithms
>
Logarithm
What is the Value of
log
10
cos
θ
+
log
10
sin
θ
+
log
10
tan
θ
+
log
10
cot
θ
+
log
10
sec
θ
+
log
10
cosec
θ
?
MEDIUM
Quantitative Aptitude
>
Algebra
>
Exponentials and Logarithms
>
Logarithm
If
log
10
8
=
0
.
9031
, then what is the value of
log
10
8000
+
log
10
600
?
MEDIUM
Quantitative Aptitude
>
Algebra
>
Exponentials and Logarithms
>
Logarithm
What is the solution of the equation
x
log
10
10
3
+
log
10
3
=
log
10
(
2
+
3
x
)
+
x
?
EASY
Quantitative Aptitude
>
Algebra
>
Exponentials and Logarithms
>
Logarithm
For
0
<
m
<
1
, which one of the following is correct?
EASY
Quantitative Aptitude
>
Algebra
>
Exponentials and Logarithms
>
Logarithm
The value of
log
3
30
-
1
+
log
4
900
-
1
+
log
5
30
-
1
is
EASY
Quantitative Aptitude
>
Algebra
>
Exponentials and Logarithms
>
Logarithm
If
log
x
=
1
.
2500
and
y
=
x
log
x
, then what is logy equal to?
EASY
Quantitative Aptitude
>
Algebra
>
Exponentials and Logarithms
>
Logarithm
If
log
10
1995
=
3
.
3000
, then what is the value of
0
.
001995
1
8
?
MEDIUM
Quantitative Aptitude
>
Algebra
>
Exponentials and Logarithms
>
Logarithm
There are
n
zeros appearing immediately after the decimal point in the value of
0
.
2
25
. It is given that the value of
log
10
2
=
0
.
30103
. The value of
n
is
HARD
Quantitative Aptitude
>
Algebra
>
Exponentials and Logarithms
>
Logarithm
Let
f
be a function defined on the set of all positive integers such that
f
x
y
=
f
x
+
f
(
y
)
for all positive integers
x
,
y
.
If
f
12
=
24
and
f
8
=
15
, the value of
f
48
is
EASY
Quantitative Aptitude
>
Algebra
>
Exponentials and Logarithms
>
Logarithm
log
0
.
01
10
,
000
=
x
; Find the value of
x
?
MEDIUM
Quantitative Aptitude
>
Algebra
>
Exponentials and Logarithms
>
Logarithm
It is given that
log
10
2
=
0
.
301
&
log
10
3
=
0
.
477
. How many digits are there in
(
108
)
10
?
MEDIUM
Quantitative Aptitude
>
Algebra
>
Exponentials and Logarithms
>
Logarithm
The inequality
log
2
3
x
-
1
2
-
x
<
1
holds true for
MEDIUM
Quantitative Aptitude
>
Algebra
>
Exponentials and Logarithms
>
Logarithm
The inequality
log
a
{
f
(
x
)
}
<
log
a
{
g
(
x
)
}
implies that
